git.maemo.org Git - modest/blob - src/widgets/modest-mail-header-view.c

   1 /* Copyright (c) 2007, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <config.h>
  31
  32 #include <glib/gi18n-lib.h>
  33
  34 #include <string.h>
  35 #include <gtk/gtk.h>
  36 #include <modest-text-utils.h>
  37 #include <modest-mail-header-view.h>
  38
  39 static GObjectClass *parent_class = NULL;
  40
  41 /* signals */
  42 enum {
  43         RECPT_ACTIVATED_SIGNAL,
  44         LAST_SIGNAL
  45 };
  46
  47 typedef struct _ModestMailHeaderViewPriv ModestMailHeaderViewPriv;
  48
  49 struct _ModestMailHeaderViewPriv
  50 {
  51         GtkWidget    *fromto_label;
  52         GtkWidget    *fromto_contents;
  53         GtkWidget    *main_vbox;
  54         GtkWidget    *expander;
  55         GtkWidget    *headers_vbox;
  56         GtkSizeGroup *labels_size_group;
  57         gboolean     is_sent;
  58         TnyHeader    *header;
  59 };
  60
  61 #define MODEST_MAIL_HEADER_VIEW_GET_PRIVATE(o)  \
  62         (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_MAIL_HEADER_VIEW, ModestMailHeaderViewPriv))
  63
  64 static guint signals[LAST_SIGNAL] = {0};
  65
  66 static void
  67 activate_recpt (GtkWidget *recpt_view, const gchar *address, gpointer user_data)
  68 {
  69         ModestMailHeaderView * view = MODEST_MAIL_HEADER_VIEW (user_data);
  70
  71         g_signal_emit (G_OBJECT (view), signals[RECPT_ACTIVATED_SIGNAL], 0, address);
  72 }
  73
  74 static void
  75 add_header (ModestMailHeaderView *widget, const gchar *field, const gchar *value)
  76 {
  77         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (widget);
  78         GtkWidget *hbox;
  79         GtkWidget *label_field, *label_value;
  80
  81         hbox = gtk_hbox_new (FALSE, 12);
  82         label_field = gtk_label_new (NULL);
  83         gtk_label_set_markup (GTK_LABEL (label_field), field);
  84         gtk_misc_set_alignment (GTK_MISC (label_field), 0.0, 0.0);
  85         label_value = gtk_label_new (NULL);
  86         gtk_label_set_text (GTK_LABEL (label_value), value);
  87         gtk_label_set_selectable (GTK_LABEL (label_value), TRUE);
  88         gtk_misc_set_alignment (GTK_MISC (label_value), 0.0, 0.0);
  89
  90         gtk_box_pack_start (GTK_BOX (hbox), label_field, FALSE, FALSE, 0);
  91         gtk_box_pack_start (GTK_BOX (hbox), label_value, TRUE, TRUE, 0);
  92         gtk_size_group_add_widget (priv->labels_size_group, label_field);
  93
  94         gtk_box_pack_start (GTK_BOX (priv->headers_vbox), hbox, FALSE, FALSE, 0);
  95         gtk_widget_show (hbox);
  96
  97 }
  98
  99 static void
 100 add_recpt_header (ModestMailHeaderView *widget, const gchar *field, const gchar *value)
 101 {
 102         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (widget);
 103         GtkWidget *hbox;
 104         GtkWidget *label_field, *label_value;
 105
 106         hbox = gtk_hbox_new (FALSE, 12);
 107         label_field = gtk_label_new (NULL);
 108         gtk_label_set_markup (GTK_LABEL (label_field), field);
 109         gtk_misc_set_alignment (GTK_MISC (label_field), 0.0, 0.0);
 110         label_value = modest_recpt_view_new ();
 111         modest_recpt_view_set_recipients (MODEST_RECPT_VIEW(label_value), value);
 112         g_signal_connect (G_OBJECT (label_value), "activate", G_CALLBACK (activate_recpt), widget);
 113
 114         gtk_box_pack_start (GTK_BOX (hbox), label_field, FALSE, FALSE, 0);
 115         gtk_box_pack_start (GTK_BOX (hbox), label_value, TRUE, TRUE, 0);
 116         gtk_size_group_add_widget (priv->labels_size_group, label_field);
 117
 118         gtk_box_pack_start (GTK_BOX (priv->headers_vbox), hbox, FALSE, FALSE, 0);
 119         gtk_widget_show (hbox);
 120 }
 121
 122 static void
 123 clean_headers (GtkWidget *vbox)
 124 {
 125         GList *headers_list, *node;
 126
 127         headers_list = gtk_container_get_children (GTK_CONTAINER (vbox));
 128
 129         for (node = headers_list; node != NULL; node = g_list_next (node)) {
 130                 gtk_widget_destroy (GTK_WIDGET (node->data));
 131         }
 132         g_list_free (headers_list);
 133 }
 134
 135 static void
 136 modest_mail_header_view_set_header (TnyHeaderView *self, TnyHeader *header)
 137 {
 138         MODEST_MAIL_HEADER_VIEW_GET_CLASS (self)->set_header_func (self, header);
 139         return;
 140 }
 141
 142 static void
 143 modest_mail_header_view_set_header_default (TnyHeaderView *self, TnyHeader *header)
 144 {
 145         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 146
 147         if (header)
 148                 g_assert (TNY_IS_HEADER (header));
 149
 150         if (G_LIKELY (priv->header))
 151                 g_object_unref (G_OBJECT (priv->header));
 152         priv->header = NULL;
 153
 154         clean_headers (priv->headers_vbox);
 155
 156         if (header && G_IS_OBJECT (header))
 157         {
 158                 const gchar *to, *from, *subject, *bcc, *cc;
 159                 g_object_ref (G_OBJECT (header));
 160                 priv->header = header;
 161
 162                 to = tny_header_get_to (header);
 163                 from = tny_header_get_from (header);
 164                 subject = tny_header_get_subject (header);
 165                 cc = tny_header_get_cc (header);
 166                 bcc = tny_header_get_bcc (header);
 167
 168                 if (subject)
 169                         add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Subject:</b>"), subject);
 170                 if (priv->is_sent) {
 171                         gchar *sent = modest_text_utils_get_display_date (tny_header_get_date_sent (header));
 172                         gtk_label_set_markup (GTK_LABEL (priv->fromto_label), _("<b>To:</b>"));
 173                         if (to)
 174                                 modest_recpt_view_set_recipients (MODEST_RECPT_VIEW (priv->fromto_contents), to);
 175                         add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Sent:</b>"), sent);
 176                         g_free (sent);
 177                 } else {
 178                         gchar *received = modest_text_utils_get_display_date (tny_header_get_date_received (header));
 179                         gtk_label_set_markup (GTK_LABEL (priv->fromto_label), _("<b>From:</b>"));
 180                         if (from)
 181                                 modest_recpt_view_set_recipients (MODEST_RECPT_VIEW (priv->fromto_contents), from);
 182                         add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Received:</b>"), received);
 183                         g_free (received);
 184                 }
 185                 if (cc)
 186                         add_recpt_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Cc:</b>"), cc);
 187                 if (bcc)
 188                         add_recpt_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Bcc:</b>"), bcc);
 189         }
 190
 191         gtk_widget_show_all (GTK_WIDGET (self));
 192
 193         return;
 194 }
 195
 196 static void
 197 modest_mail_header_view_clear (TnyHeaderView *self)
 198 {
 199         MODEST_MAIL_HEADER_VIEW_GET_CLASS (self)->clear_func (self);
 200         return;
 201 }
 202
 203 static void
 204 modest_mail_header_view_clear_default (TnyHeaderView *self)
 205 {
 206         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 207
 208         if (G_LIKELY (priv->header))
 209                 g_object_unref (G_OBJECT (priv->header));
 210         priv->header = NULL;
 211
 212         clean_headers (priv->headers_vbox);
 213
 214         gtk_label_set_text (GTK_LABEL (priv->fromto_label), "");
 215         modest_recpt_view_set_recipients (MODEST_RECPT_VIEW (priv->fromto_contents), "");
 216
 217         gtk_widget_hide (GTK_WIDGET(self));
 218
 219         return;
 220 }
 221
 222 static void
 223 expander_activate (GtkWidget *expander, ModestMailHeaderView *header_view)
 224 {
 225         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (header_view);
 226
 227         gtk_widget_queue_resize (GTK_WIDGET (header_view));
 228         gtk_widget_queue_draw (GTK_WIDGET (header_view));
 229
 230         if (gtk_expander_get_expanded (GTK_EXPANDER (expander))) {
 231                 if (gtk_widget_get_parent (priv->headers_vbox) == NULL) {
 232                         gtk_box_pack_start (GTK_BOX(priv->main_vbox), priv->headers_vbox, TRUE, TRUE, 0);
 233                         gtk_widget_show_all (GTK_WIDGET (priv->headers_vbox));
 234                 }
 235         } else {
 236                 if (gtk_widget_get_parent (priv->headers_vbox) != NULL) {
 237                         gtk_container_remove (GTK_CONTAINER (priv->main_vbox), priv->headers_vbox);
 238                 }
 239         }
 240         gtk_widget_queue_resize (GTK_WIDGET (priv->expander));
 241         gtk_widget_queue_draw (GTK_WIDGET (priv->expander));
 242 }
 243
 244 /**
 245  * modest_mail_header_view_new:
 246  *
 247  * Return value: a new #ModestHeaderView instance implemented for Gtk+
 248  **/
 249 TnyHeaderView*
 250 modest_mail_header_view_new (void)
 251 {
 252         ModestMailHeaderView *self = g_object_new (MODEST_TYPE_MAIL_HEADER_VIEW, NULL);
 253
 254         return TNY_HEADER_VIEW (self);
 255 }
 256
 257 static void
 258 modest_mail_header_view_instance_init (GTypeInstance *instance, gpointer g_class)
 259 {
 260         ModestMailHeaderView *self = (ModestMailHeaderView *)instance;
 261         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 262         GtkWidget *fromto_hbox = NULL;
 263         GtkSizeGroup *expander_group = NULL;
 264
 265         priv->header = NULL;
 266
 267         priv->expander = gtk_expander_new (NULL);
 268         priv->main_vbox = gtk_vbox_new (FALSE, 1);
 269         gtk_box_pack_start (GTK_BOX (instance), priv->expander, FALSE, FALSE, 0);
 270         gtk_box_pack_start (GTK_BOX (instance), priv->main_vbox, TRUE, TRUE, 0);
 271         g_signal_connect_after (G_OBJECT (priv->expander), "activate", G_CALLBACK (expander_activate), instance);
 272
 273         fromto_hbox = gtk_hbox_new (FALSE, 12);
 274         priv->fromto_label = gtk_label_new (NULL);
 275         gtk_misc_set_alignment (GTK_MISC (priv->fromto_label), 0.0, 0.0);
 276         priv->fromto_contents = modest_recpt_view_new ();
 277         g_signal_connect (G_OBJECT (priv->fromto_contents), "activate", G_CALLBACK (activate_recpt), instance);
 278
 279         gtk_box_pack_start (GTK_BOX (fromto_hbox), priv->fromto_label, FALSE, FALSE, 0);
 280         gtk_box_pack_start (GTK_BOX (fromto_hbox), priv->fromto_contents, TRUE, TRUE, 0);
 281         gtk_box_pack_start (GTK_BOX (priv->main_vbox), fromto_hbox, FALSE, FALSE, 0);
 282
 283         priv->labels_size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
 284         gtk_size_group_add_widget (priv->labels_size_group, priv->fromto_label);
 285
 286         priv->headers_vbox = gtk_vbox_new (FALSE, 0);
 287         g_object_ref (priv->headers_vbox);
 288
 289         expander_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
 290         gtk_size_group_add_widget (expander_group, priv->headers_vbox);
 291         gtk_size_group_add_widget (expander_group, fromto_hbox);
 292         g_object_unref (expander_group);
 293
 294         gtk_container_set_reallocate_redraws (GTK_CONTAINER (instance), TRUE);
 295
 296         priv->is_sent = FALSE;
 297
 298         return;
 299 }
 300
 301 static void
 302 modest_mail_header_view_finalize (GObject *object)
 303 {
 304         ModestMailHeaderView *self = (ModestMailHeaderView *)object;
 305         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 306
 307         if (G_LIKELY (priv->header))
 308                 g_object_unref (G_OBJECT (priv->header));
 309         priv->header = NULL;
 310
 311         if (G_LIKELY (priv->headers_vbox))
 312                 g_object_unref (G_OBJECT (priv->headers_vbox));
 313
 314         priv->headers_vbox = NULL;
 315
 316         g_object_unref (priv->labels_size_group);
 317
 318         (*parent_class->finalize) (object);
 319
 320         return;
 321 }
 322
 323 static void
 324 tny_header_view_init (gpointer g, gpointer iface_data)
 325 {
 326         TnyHeaderViewIface *klass = (TnyHeaderViewIface *)g;
 327
 328         klass->set_header_func = modest_mail_header_view_set_header;
 329         klass->clear_func = modest_mail_header_view_clear;
 330
 331         return;
 332 }
 333
 334 static void
 335 modest_mail_header_view_class_init (ModestMailHeaderViewClass *klass)
 336 {
 337         GObjectClass *object_class;
 338
 339         parent_class = g_type_class_peek_parent (klass);
 340         object_class = (GObjectClass*) klass;
 341
 342         klass->set_header_func = modest_mail_header_view_set_header_default;
 343         klass->clear_func = modest_mail_header_view_clear_default;
 344
 345         object_class->finalize = modest_mail_header_view_finalize;
 346
 347         klass->recpt_activated = NULL;
 348
 349         g_type_class_add_private (object_class, sizeof (ModestMailHeaderViewPriv));
 350
 351         signals[RECPT_ACTIVATED_SIGNAL] =
 352                 g_signal_new ("recpt-activated",
 353                               G_TYPE_FROM_CLASS (object_class),
 354                               G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 355                               G_STRUCT_OFFSET(ModestMailHeaderViewClass, recpt_activated),
 356                               NULL, NULL,
 357                               g_cclosure_marshal_VOID__STRING,
 358                               G_TYPE_NONE, 1,
 359                               G_TYPE_STRING);
 360
 361
 362         return;
 363 }
 364
 365 GType
 366 modest_mail_header_view_get_type (void)
 367 {
 368         static GType type = 0;
 369
 370         if (G_UNLIKELY(type == 0))
 371         {
 372                 static const GTypeInfo info =
 373                 {
 374                   sizeof (ModestMailHeaderViewClass),
 375                   NULL,   /* base_init */
 376                   NULL,   /* base_finalize */
 377                   (GClassInitFunc) modest_mail_header_view_class_init,   /* class_init */
 378                   NULL,   /* class_finalize */
 379                   NULL,   /* class_data */
 380                   sizeof (ModestMailHeaderView),
 381                   0,      /* n_preallocs */
 382                   modest_mail_header_view_instance_init    /* instance_init */
 383                 };
 384
 385                 static const GInterfaceInfo tny_header_view_info =
 386                 {
 387                   (GInterfaceInitFunc) tny_header_view_init, /* interface_init */
 388                   NULL,         /* interface_finalize */
 389                   NULL          /* interface_data */
 390                 };
 391
 392                 type = g_type_register_static (GTK_TYPE_HBOX,
 393                         "ModestMailHeaderView",
 394                         &info, 0);
 395
 396                 g_type_add_interface_static (type, TNY_TYPE_HEADER_VIEW,
 397                         &tny_header_view_info);
 398
 399         }
 400
 401         return type;
 402 }